Abstract: A method is disclosed for determining thickness of a post-lens tear film as function of time. The method is performed in a device placed on a smart contact lens placed on an eye. The method comprises performing measurements of light intensity of light transmitted from a light emitter and received by a light detector. The light emitter and light detector are both arranged on the smart contact lens. The method comprises determining the thickness of the post-lens tear film based on the performed measurements, on wavelength of the emitted light and on refraction index of tear fluid between the smart contact lens and the cornea of the eye.

Abstract: There is provided techniques for two-factor facial recognition authentication of a user. A method is performed by an authentication device. The method comprises performing a facial recognition process. The method further comprises performing a challenge-response evaluation process. There is also provided an authentication device configured to perform such a method. There is further provided a computer program for implementing the two-factor facial recognition authentication of the user.

Abstract: An XR rendering device performs operations to define a virtual portal with an entrance boundary at a location in physical space of a first participant. The operations track a location of a physical object relative to the location of the entrance boundary. The operations render a virtual electronic device representation in the immersive XR environment of at least a portion of the physical electronic device responsive to determining the physical electronic device has entered the virtual portal. The rendering of the virtual electronic device includes a virtual user interface that a second participant can interact with in the immersive XR environment. The operations identify a characteristic of an interaction of the second participant with the virtual user interface. The operations also communicate with the physical electronic device to control an operational function of the physical electronic device based on the identified characteristic of the interaction.

Abstract: A method is provided for confirming proximity of a second device. The method is performed in a first device, both devices being enabled for wireless communication, used for mutual communication. The method includes establishing measurement capabilities of the second device, obtaining a set of measurement data on local radio characteristics, receiving measurement data from the second device, and confirming the second device to be a device in proximity of the first device if the received measurement data matches the obtained set of measurement data. A method in a second device, devices, computer programs and computer program products are also provided.

Abstract: A method performed by a base station serving a source cell for managing handover execution. The method includes storing first NCR information for a first target cell, wherein the first NCR information comprises: i) a first cell identifier for identifying the first target cell and ii) processing unit (PU) information indicating whether or not the target cell has at least one PU available. The method further includes evaluating whether or not to initiate a handover of a user equipment from the source cell to the target cell, wherein the evaluation is based at least in part on the PU information for the target cell.

Abstract: A method at a first communication device for providing a second communication device access to content, the method comprising: providing an offer to the second communication device, offering the second communication device conditional access to the content, wherein access to the content at the second communication device is adaptable based on sensor data of at least one of the first and the second communication device; acquiring sensor data of at least one of the first and the second communication device; providing the second communication device full access to the content in case it is that the sensor data of at least one of the first and the second communication device indicates that the second communication device shall be grated full access to the content, or determining that access to the content is to be restricted at the second communication device, and providing the second communication device restricted access to the content, in case it is determined that sensor data of at least one of the first and

Abstract: There is provided mechanisms for determining a location offset for an UAV. A method is performed by a system comprises an AAN. The AAN is collocated with the UAV and configured to, within a coverage border, serve UEs. The method comprises determining, from measurement reports of received power values received from at least one served UE, a distance measure of the at least one served UE to the coverage border. The method comprises determining, based on the distance measure, the location offset. The location offset defines a difference between a set-point position of the UAV and a dislocated position of the UAV. The dislocated position defines an outer perimeter of a restriction volume in which the UAV can be moved from the set-point position for the AAN to still serve the at least one served UE.

Abstract: A user terminal emulation server establishes a secure channel connection with a first I/O user device using a session identifier and an identifier associated with the first I/O user device to determine a first I/O user device specific key generated from a master key, the first I/O user device specific key and the session identifier being used for secure communication of messages with the first I/O user device. An indication of an I/O user interface capability of the first I/O user device is received through the secure channel connection with the first I/O user device. The user terminal emulation server communicates with the first I/O user device to use the I/O user interface capability to provide at least part of the communication service for a user.

Abstract: A mobility manager manages mobility of a communication service for a user through I/O user devices. The mobility manager receives from a plurality of I/O user devices, a beacon signal measurement and session related information. The beacon signal measurement indicates a signal strength measurement by the I/O user device of a beacon signal from a user tag transportable by the user. The mobility manager initiates mobility switching of an I/O traffic stream associated with the session related information from being routed between a user terminal emulation application hosted by a user terminal emulation server and a first I/O user device to being routed between the user terminal emulation application and a second I/O user device, responsive to determining a mobility switching rule is satisfied based on comparison of the beacon signal measurements by the first I/O user device and the second I/O user device.

Abstract: Method and arrangements (14; 15; 21; 500) for graphically visualizing data transfer (12; 13) on a first device (21) for a first user (31) that by means of the first device (21) is visually experiencing a 3D virtual environment (301) through a first person perspective, 1PP, field of view (302) from a first virtual location (371) in the 3D virtual environment (301). The first device (21) being configured to provide tracking between a real-world field of view orientation of the first user (31) and said 1PP field of view (302) in the 3D virtual environment (301). A data transfer (12; 13) is identified between a second device (21; 22) and a third device (23).

Abstract: A method for coordinated handover in a system comprising a first UE (101) communicating with a second UE (102) using a sidelink channel, wherein both the first UE and the second UE are being served by a source cell (104). The method includes the first UE detecting (s402) a handover event indicating that the first UE should trigger the source cell to initiate a handover of the first UE from the source cell to a neighbor cell. The method further includes, as a result of the first UE detecting the handover event, the first UE transmitting (s404) to the second UE a handover event message indicating that the first UE has detected the handover event.

Abstract: A contact lens (100) is provided. The contact lens (100) comprises at least one sensor 8101 which is operative to capture sensor data indicative of a transition of the contact lens between an on-eye state and an off-eye state, and processing circuitry (102). The processing circuitry (102) is operative to store information pertaining to a user of the contact lens (100), detect a transition of the contact lens (100) from the on-eye state to the off-eye state, based on sensor data captured by the at least one sensor (101), and in response to detecting the transition from the on-eye state to the off-eye state, protect the stored information against unauthorized access. Thereby, potentially private and/or sensitive information such as health-related information is prevented from unintended dissemination if the contact lens (100) is lost or displaced.

Abstract: A method performed by a first device for handling a sharing of a presentation in an ongoing real-time communication session between the first device and a second device in a communications network is provided. The presentation being displayed in a first screen of the first device and is to be shared in a second screen of the second device. Upon initiating the sharing of the presentation, the first device triggers a front facing camera at the second device to capturing one or more second images towards a face of a second user of the second device. The first device obtains a feedback relating to whether or not the presentation to be shared is visible at the second screen. The feedback being based on an examining of the one or more second images to identify reflections reflecting the presentation when displayed in the second screen that corresponds to the presentation displayed in the first screen.

Abstract: A method (800) for access control. The method includes receiving (s802), at an authorization server (106), an indication that the user (101) has used or intends to use a key (102) in an attempt to gain access to a property (112), wherein access to the property is controlled by an access controller (104). The method also includes, after receiving the indication, the authorization server transmitting (s804) a first challenge to a first device associated with the user. The method also includes the authorization server receiving (s806) from the first device a response to the first challenge. The method also includes using the response to the first challenge, the authorization server determining (s808) whether the user is authorized to access to the property. The method further includes the authorization server sending (s810) a message indicating whether or not the user is authorized to access the property.

Abstract: A method for providing information exchange between a primary communication device and a secondary communication device, where the method, when executed in the primary communication device, comprises: determining that functionality of the primary communication device is malfunctioning; recognizing at least one indication, each being received from a secondary communication device, indicating that the respective secondary communication device is capable of providing substitute functionality for the malfunctioning functionality; setting up a connection between the primary and the secondary communication device, and executing a command, received from the substitute functionality of the secondary communication device.

Abstract: A managing node for controlling device-to-device communications of sensor data between managed nodes of vehicles, user devices, and/or roadside infrastructure. Operations include determining capacity of wireless communication links of the managed nodes. Operations include determining data generation rate of at least one sensor to be communicated through the wireless communication links. Operations include selecting one of the following based on the capacity of the wireless communication links and the data generation rate: compress data of the at least one sensor before transmission through at least one of the wireless communication links; transmit uncompressed data of the at least one sensor through the at least one of the wireless communication links; and preprocess data of the at least one sensor and transmit the preprocessed data through the at least one of the wireless communication links. Operations include initiating performance of the selection.

Abstract: An XR environment server is configured to represent an immersive XR environment on a display device viewable by a participant among a group of participants who have associated avatars representing the participants and which are rendered for viewing in the immersive XR environment. The XR environment server is further configured to determine direction of a FOV of the participant from a perspective of a location of the associated avatar in the immersive XR environment relative to a coordinate system of the immersive virtual environment. Based on the direction of the FOV of the participant, the XR environment server is further configured to identify a virtual object that is rendered for display at a location in the immersive XR environment which is within the FOV of the participant.

Abstract: There is provided mechanisms for ergonomic based reconfiguration of a virtual input device. A method is performed by a control device. The method comprises obtaining information of posture and/or movement of a user from a sensor whilst the user is interacting with the virtual input device in a virtual environment. The method comprises determining whether or not the posture and/or movement of the user satisfies an ergonomic criterion by comparing the posture and/or movement of the user to reference ergonomic data. The method comprises reconfiguring, when the posture and/or movement of the user fails to satisfy the ergonomic criterion, at least one setting of the virtual input device.

Abstract: It is provided a method for authenticating a user. The method comprises the steps of: detecting a user input of a passcode element to a user input device; determining a virtual-surface component of the passcode element, the virtual-surface component being one of a finite set of possible virtual-surface components; determining a depth component of the passcode element, the depth component depending on an input force, the depth component being one in a finite set of possible depth components, each corresponding to one of a finite set of possible virtual surfaces; repeating the steps of detecting a user input, determining a virtual-surface component and determining a depth component, for a plurality of passcode elements, resulting in a sequence of passcode elements making up a passcode; and authenticating the user based on both the virtual-surface component and the depth component of each passcode element in the passcode.

Abstract: An XR rendering device renders an immersive XR environment on a display device for viewing by a participant among a group of participants who have associated avatars representing the participants which are rendered in the immersive XR environment. The XR rendering device obtains rendering prioritization rules which indicate conditions for prioritizing rendering of avatars and/or virtual objects associated with the avatars. The XR rendering device prioritizes rendering of particular ones of the avatars and/or particular ones of the virtual objects which have satisfied conditions indicated by the rendering prioritization rules, when rendering in the immersive XR environment the avatars representing the group of the participants and/or the virtual objects associated with the avatars.